/*
 * Copyright 2002-2005 the original author or authors.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package net.inttes.lotura.binding.value.support;

import net.inttes.lotura.binding.value.ValueModel;


/**
 * A value model that wraps another value model; possibly adding additional
 * functionality such as type conversion or buffering.  
 * 
 * @author Keith Donald
 * @author Oliver Hutchison
 */
public interface ValueModelWrapper {
            
    /**
     * Returns the <code>ValueModel</code> wrapped by this 
     * <code>ValueModelWrapper</code>.
     * 
     * @return the wrapped value model.
     */
    ValueModel getWrappedValueModel();
    
    /**
     * Returns the inner most <code>ValueModel</code> wrapped by 
     * this <code>ValueModelWrapper</code>.
     * 
     * @return the inner most wrapped value model.
     */
    ValueModel getInnerMostWrappedValueModel();
}